Updated: May 19, 2026
Location
Address
163 Stoney Hill Rd, Vineyard Haven, MA, 02568
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Keith L Proper Construction
Keith L Proper, 163 Stoney Hill Rd, Vineyard Haven, MA (Owned by: Keith Proper) holds a Building Licenses, Construction Supervisor license and 2 other licenses according to the Massachusetts license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Keith L Proper, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Keith L Proper Services
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Keith L Proper Contact Information
Phone Number: (508) 560-6305
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Address: 163 Stoney Hill Rd, Vineyard Haven, MA 02568
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Verified License
BuildZoom confirmed this contractor's license
Keith L Proper License info
Verified License
| License # | CS-078890 |
| Status | Active |
| State | Massachusetts |
| Type | Building Licenses, Construction Supervisor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Keith L Proper at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 198822 |
| Status | Inactive |
| State | Massachusetts |
| Type | Home Improvement Contractor |
- According to the Mass.gov Consumer Affairs and Business Regulation, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Keith L Proper at the Mass.gov Consumer Affairs and Business Regulation.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | CS-078890 |
| Status | Inactive |
| State | Massachusetts |
| Type | Construction Supervisor |
- According to the Massachusetts Department of Public Safety, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Keith L Proper at the Massachusetts Department of Public Safety.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Keith L Proper Employees
KP
Keith Proper
Owner